CN220758225U

CN220758225U - Non-negative pressure water supply device

Info

Publication number: CN220758225U
Application number: CN202322582962.XU
Authority: CN
Inventors: 苏友庆; 李凤滨; 蔡志雄; 黄谊福; 范建强
Original assignee: Fujian Weiken Construction Engineering Co ltd; Fujian College of Water Conservancy and Electric Power
Current assignee: Fujian Weiken Construction Engineering Co ltd; Fujian College of Water Conservancy and Electric Power
Priority date: 2023-09-22
Filing date: 2023-09-22
Publication date: 2024-04-12
Anticipated expiration: 2033-09-22

Abstract

The utility model relates to the technical field of non-negative pressure water supply devices, and discloses a non-negative pressure water supply device, which comprises a water purifying tank and a double-layer filter screen positioned in the water purifying tank, wherein the water purifying tank is arranged in an opening manner, the upper end of the water purifying tank is connected with a tank cover, a filter screen frame is arranged in the water purifying tank, two sides of the filter screen frame are fixedly connected with rotating shafts, two sides of the inner wall of the water purifying tank are provided with sliding grooves, the sliding grooves are in sliding connection with the rotating shafts, the double-layer filter screen is positioned in the filter screen frame, and one side of the filter screen frame far away from the rotating shafts is fixedly connected with a pulling assembly.

Description

Non-negative pressure water supply device

Technical Field

The utility model relates to the technical field of non-negative pressure water supply devices, in particular to a non-negative pressure water supply device.

Background

At present, drinking water in China is mostly disinfected by adding chlorine, chlorine dioxide, ozone and chloramine. And a large number of secondary water supply facilities exist in part of multi-storey and high-rise houses. Due to the difference of water consumption, the water retention time in the box body in part of secondary water supply facilities is often more than 24 hours, even longer, so microorganisms are easy to breed in the water source, and harm is caused to drinkers; in the prior art, in order to avoid injuring users, water in the box body is replaced usually at certain intervals, so that the safety of drinkers is guaranteed, but the water resources are wasted, certain loss is caused, and the water resources are not saved.

The utility model discloses a negative pressure-free water supply energy-saving device, which comprises a base, a water storage tank fixedly connected to the right side of the upper end surface of the base and a purifying box fixedly connected to the left side of the upper end surface of the base, wherein the utility model is provided with a circulating purifying assembly; when the device is used, the following problems still exist:

in the device, water in the water storage tank is pumped into the purifying box by the water suction pump, then the water source is filtered by the disinfection purifying layer and the active carbon sterilizing layer, and finally the water purifying effect is improved by the disinfectant, but when the device is in actual use, the disinfection purifying layer and the active carbon sterilizing layer in the device are fixedly connected with the inner wall of the purifying box, and the disinfection purifying layer and the active carbon sterilizing layer are required to be replaced or cleaned after the device is used for a period of time, and the two filtering layers in the device cannot be detached, so that a plurality of inconveniences are caused for later cleaning.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a non-negative pressure water supply device, which at least solves one of the problems of the background art, so that a filter screen in a water tank is convenient to take out for cleaning.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a no negative pressure water supply installation, includes the water purification case and is located the double-deck filter screen of water purification incasement, the water purification case is open-top setting, the upper end of water purification case is connected with the case lid, be provided with the filter screen frame in the water purification case, filter screen frame both sides fixedly connected with pivot, the spout has been seted up to water purification incasement wall both sides, spout and pivot sliding connection, the double-deck filter screen is located the filter screen frame, filter screen frame keeps away from pivot one side fixedly connected with pulling subassembly.

Further, the pulling assembly comprises a connecting rope, two ends of the connecting rope are fixedly connected with the upper surfaces of two sides of the filter screen frame, a pull rope is fixedly connected with the central position of the connecting rope, and the upper end of the pull rope extends to the outer side of the water purifying tank.

Further, stay cord extends to the outside one end fixedly connected with pull ring of water purification case, the water purification case is close to the pull ring outside and is connected with connecting bolt, connecting bolt runs through pull ring and water purification case threaded connection.

Further, a baffle is fixedly connected to one side wall of the water purifying tank, which is far away from the chute, and the lower end surface of the baffle is propped against the upper surface of the filter screen frame.

Further, the rotating shaft is fixedly connected with a supporting shaft at one end of the side wall of the sliding groove, the supporting shaft is an elastic block, a slot is formed in the inner wall of the sliding groove, and one end of the supporting shaft is connected with the supporting shaft in an inserting mode.

Further, two placing grooves are formed in the filter screen frame, and the double-layer filter screen is inserted into the placing grooves through friction force.

Further, the inner wall of case lid fixedly connected with sealed pad, the lower terminal surface of sealed pad and the up end butt of water purification case.

Further, the tank cover is in threaded connection with the outer wall of the water purifying tank through a fastening bolt.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the filter screen frame slides and rotates in the sliding groove in the water purifying tank, so that the filter screen frame can be installed and detached only in a sliding and rotating mode, the filter screen frame is easy and convenient to disassemble and assemble, the double-layer filter screen is convenient to clean, and the filter screen frame is simple in structure, convenient to operate and high in practicability.

Drawings

FIG. 1 is a schematic view of an overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic perspective sectional view of the fresh water tank of the present utility model;

FIG. 3 is a schematic perspective view showing the structure of the fresh water tank and the tank cover of the present utility model;

FIG. 4 is a schematic perspective view of the practical chute and the shaft;

FIG. 5 is a schematic perspective view of the filter frame and pull cord of the present utility model;

FIG. 6 is an enlarged perspective view of the structure of FIG. 4A;

fig. 7 is an enlarged perspective view of the structure of fig. 5B.

In the figure: 1. a clean water tank; 101. a chute; 2. a case cover; 3. a fastening bolt; 4. a filter screen frame; 5. a double-layer filter screen; 6. a connecting bolt; 7. a pull rope; 8. a pull ring; 9. a connecting rope; 10. a rotating shaft; 11. a shaft is abutted; 12. and a baffle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1 to 7, a non-negative pressure water supply device comprises a water purifying tank 1 and a double-layer filter screen 5 positioned in the water purifying tank 1, wherein the water purifying tank 1 is arranged with a top opening, the upper end of the water purifying tank 1 is connected with a tank cover 2, a filter screen frame 4 is arranged in the water purifying tank 1, two sides of the filter screen frame 4 are fixedly connected with rotating shafts 10, two sides of the inner wall of the water purifying tank 1 are provided with sliding grooves 101, the sliding grooves 101 are in sliding connection with the rotating shafts 10, the double-layer filter screen 5 is positioned in the filter screen frame 4, and one side of the filter screen frame 4, which is far away from the rotating shafts 10, is fixedly connected with a pulling assembly.

As shown in FIG. 1, the non-negative pressure water supply device of the present utility model has a structure similar to that of the existing non-negative pressure water supply device, such as the one disclosed in publication No. CN216108740U, and the main improvement of the present utility model is that a user can take out the filter screen more conveniently so as to facilitate the later cleaning, as shown in FIG. 1 to FIG. 7, when the non-negative pressure water supply device of the present utility model is used, when the user installs the double-layer filter screen 5, the filter screen frame 4 outside the double-layer filter screen 5 can be vertically placed on one side of the inner wall of the clean water tank 1, so that the rotating shaft 10 is slidably connected with the sliding groove 101, so that the filter screen frame 4 drives the double-layer filter screen 5 to move down in the clean water tank 1, and simultaneously, the pulling component is wound around the original stirring piece in the clean water tank 1, and then the pulling component is pulled to drive the filter screen frame 4 to rotate on one side of the clean water tank 1, so that the filter screen frame 4 is parallel to the bottom surface of the clean water tank 1, and when the filter screen frame 4 is required to be taken out, the filter screen frame 4 is required to be reversely operated according to the steps, and the sliding frame 4 is required to be rotated in the sliding frame 101, so that the filter screen frame 4 is required to be easily removed, and removed.

As shown in fig. 2, 3 and 5, the pulling assembly comprises a connecting rope 9, wherein the two ends of the connecting rope 9 are fixedly connected with the upper surfaces of the two sides of the filter screen frame 4, the center position of the connecting rope 9 is fixedly connected with a pull rope 7, and the upper end of the pull rope 7 extends to the outer side of the water purifying tank 1.

Specifically, when the user is operating pulling the subassembly, the accessible is to the pulling of stay cord 7, drives connecting rope 9, and then drives the removal, the rotation of filter screen frame 4, and connecting rope 9 and stay cord 7 are inelastic rope, and then avoid the not hard up of filter screen frame 4.

As shown in fig. 2 and 5, a pull ring 8 is fixedly connected to one end of the pull rope 7 extending to the outer side of the water purifying tank 1, a connecting bolt 6 is connected to the outer side of the water purifying tank 1, close to the pull ring 8, and the connecting bolt 6 penetrates through the pull ring 8 to be in threaded connection with the water purifying tank 1. The setting of pull ring 8 both makes things convenient for the pulling to stay cord 7, and also is convenient for connecting bolt 6 fix the position of pull ring 8 on water purification case 1 lateral wall, and the setting just so can be convenient for fix stay cord 7, and then is convenient for fix filter screen frame 4, avoids filter screen frame 4 not hard up.

As shown in fig. 2, a baffle plate 12 is fixedly connected to a side wall of the clean water tank 1 far away from the chute 101, and the lower end surface of the baffle plate 12 abuts against the upper surface of the filter screen frame 4. When the filter screen frame 4 rotates to be parallel to the bottom surface of the clean water tank 1, the baffle 12 will prop against the upper end surface of the filter screen frame 4, so that the filter screen frame 4 will not drop into the clean water tank 1.

As shown in fig. 4, 5, 6 and 7, one end of the rotating shaft 10, which is located at the side wall of the sliding groove 101, is fixedly connected with a supporting shaft 11, the supporting shaft 11 is an elastic block, the inner wall of the sliding groove 101 is provided with a slot, and one end of the supporting shaft 11 is spliced with the supporting shaft 11. When the filter screen frame 4 descends to a certain position in the chute 101, the supporting shaft 11 is just spliced with a slot at the upper end of the side wall of the chute 101, so that one end of the filter screen frame 4 is just rotated by the pulling assembly and is rotated to be in a horizontal state.

As shown in fig. 2 and 5, two placement grooves are formed in the filter screen frame 4, and the double-layer filter screen 5 is inserted into the placement grooves through friction force. Through peg graft the standing groove on filter screen frame 4 with double-deck filter screen 5 in, can make the user take out the back with filter screen frame 4, dismantle double-deck filter screen 5 and filter screen frame 4, further increased flexibility and practicality.

As shown in fig. 2, a gasket is fixedly connected to the inner wall of the tank cover 2, and the lower end face of the gasket abuts against the upper end face of the fresh water tank 1. By the arrangement of the gasket, the sealing performance between the fresh water tank 1 and the tank cover 2 is enhanced.

As shown in fig. 2, the tank cover 2 is screw-coupled to the outer wall of the fresh water tank 1 by a fastening bolt 3. By the arrangement of the fastening bolts 3, the stabilization of the tank cover 2 on the fresh water tank 1 can be facilitated.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a no negative pressure water supply installation, includes water purification case (1) and is located double-deck filter screen (5) of water purification case (1), its characterized in that, water purification case (1) is open-top setting, the upper end of water purification case (1) is connected with case lid (2), be provided with filter screen frame (4) in water purification case (1), filter screen frame (4) both sides fixedly connected with pivot (10), spout (101) have been seted up to water purification case (1) inner wall both sides, spout (101) and pivot (10) sliding connection, double-deck filter screen (5) are located filter screen frame (4), filter screen frame (4) are kept away from pivot (10) one side fixedly connected with pulling subassembly.

2. The non-negative pressure water supply device according to claim 1, wherein the pulling assembly comprises a connecting rope (9), two ends of the connecting rope (9) are fixedly connected with two side upper surfaces of the filter screen frame (4), a pull rope (7) is fixedly connected with the center position of the connecting rope (9), and the upper end of the pull rope (7) extends to the outer side of the water purifying tank (1).

3. The non-negative pressure water supply device according to claim 2, wherein a pull ring (8) is fixedly connected to one end of the pull rope (7) extending to the outer side of the water purifying tank (1), a connecting bolt (6) is connected to the outer side of the water purifying tank (1) close to the pull ring (8), and the connecting bolt (6) penetrates through the pull ring (8) to be in threaded connection with the water purifying tank (1).

4. A non-negative pressure water supply device according to claim 1, 2 or 3, wherein a baffle plate (12) is fixedly connected to a side wall of the clean water tank (1) far away from the chute (101), and the lower end surface of the baffle plate (12) is propped against the upper surface of the filter screen frame (4).

5. A non-negative pressure water supply device according to claim 1, 2 or 3, wherein the rotating shaft (10) is fixedly connected with a supporting shaft (11) at one end of the side wall of the chute (101), the supporting shaft (11) is an elastic block, a slot is formed in the inner wall of the chute (101), and one end of the supporting shaft (11) is in plug-in connection with the supporting shaft (11).

6. A non-negative pressure water supply device according to claim 1, 2 or 3, characterized in that the filter screen frame (4) is provided with two placing grooves, and the double-layer filter screen (5) is inserted into the placing grooves through friction force.

7. A non-negative pressure water supply apparatus according to claim 1, 2 or 3, wherein a gasket is fixedly connected to the inner wall of the tank cover (2), and the lower end surface of the gasket abuts against the upper end surface of the fresh water tank (1).

8. A non-negative pressure water supply apparatus according to claim 1, 2 or 3, wherein the tank cover (2) is screw-coupled to the outer wall of the fresh water tank (1) by means of a fastening bolt (3).